Underscore.js

Underscore.js is a JavaScript library which provides utility functions for common programming tasks. It is comparable to features provided by Prototype.js and the Ruby language, but opts for a functional programming design instead of extending object prototypes.

JavaScript Framework7,652 eligible domainsunderscorejs.org
Stats
Adoption5.0%
Avg confidence98%
30-day trend+185
Search database

What is Underscore.js?

Underscore.js is a javascript framework technology. Underscore.js is a JavaScript library which provides utility functions for common programming tasks. It is comparable to features provided by Prototype.js and the Ruby language, but opts for a functional programming design instead of extending object prototypes.. Currently detected on 7,652 quality-eligible websites in the Glympt index.

Official website: underscorejs.org.

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Frequently used with

jQuery7662PHP7216MySQL6807Google Tag Manager6679Google Analytics6254Global Site Tag5692Google Analytics 45620core-js5049WordPress4973jQuery UI4748

Frequently asked questions

How does Glympt detect Underscore.js?

By scanning headers, HTML, JS globals, meta tags, and cookies. Detection is automated and non-intrusive.

How accurate?

Confidence averages 98% for Underscore.js. ≥70% is highly reliable.

Can I export?

Yes. Pro and Business plans include CSV export with full filtering.

Refresh rate?

Major sites: ~7 days. Smaller domains: ~30 days. Trigger fresh scans from the dashboard.

Is Underscore.js trending?

Underscore.js gained 185 domains in 30 days.

What is "confidence"?

0–100 score indicating detection certainty. Multiple strong signals = high confidence.

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